something & 编辑器指南

Assets/Scripts/EditorGame/Grids/EditorGrid.cs

@@ -13,7 +13,7 @@ namespace Ichni.Editor
     {
         [Tooltip("指定用于计算缩放的摄像机（若为空则使用 Camera.main）")]
         public Camera sceneCamera;
-        
+
         public float cameraDistance;
 
         [Tooltip("指定网格所在的平面：0 = XZ (y=0), 1 = XY (z=0), 2 = YZ (x=0)")]
@@ -41,7 +41,7 @@ namespace Ichni.Editor
         void Start()
         {
             positionTexts = new Dictionary<GameObject, Vector3>();
-            
+
             sceneCamera = EditorManager.instance.cameraManager.sceneCamera.sceneCamera;
             // 实例化材质，避免修改共享材质
             gridMaterial = GetComponent<MeshRenderer>().material;
@@ -52,7 +52,7 @@ namespace Ichni.Editor
         void Update()
         {
             sceneCamera = EditorManager.instance.cameraManager.currentCamera;
-            
+
             // 计算摄像机到网格平面的垂直距离
             cameraDistance = 0f;
             Vector3 camPos = sceneCamera.transform.position;
@@ -76,12 +76,12 @@ namespace Ichni.Editor
 
             gridMaterial.SetFloat("_GridScale", 1 / gridScale);
             gridMaterial.SetFloat("_DisappearEndDistance", 100 * gridScale);
-            
+
             if (canShowPositionText && isShowingPositionText)
             {
                 GetPoints();
 
-                foreach (KeyValuePair<GameObject,Vector3> positionText in positionTexts)
+                foreach (KeyValuePair<GameObject, Vector3> positionText in positionTexts)
                 {
                     positionText.Key.transform.position = positionText.Value + new Vector3(gridScale / 6, 0, gridScale / 12);
                     float scaleFactor = gridScale * 1.5f;
@@ -98,6 +98,7 @@ namespace Ichni.Editor
                 if (sceneCameraHit.collider.gameObject == gameObject)
                 {
                     Vector3 point = sceneCameraHit.point;
+
                     float radius = gridScale * 16f;
                     float step = gridScale * 4f;
 
@@ -114,13 +115,16 @@ namespace Ichni.Editor
 
                     List<Vector3> newPositions = new List<Vector3>();
 
+                    // 添加距离检测逻辑
+                    bool withinDistance = Vector3.Distance(sceneCamera.transform.position, point) <= 100f;
+
                     for (float x = minX; x <= maxX; x += step)
                     {
                         for (float z = minZ; z <= maxZ; z += step)
                         {
                             Vector3 position = new Vector3(x, 0, z);
 
-                            if (!positionTexts.ContainsValue(position))
+                            if (withinDistance && !positionTexts.ContainsValue(position))
                             {
                                 GameObject posText = LeanPool.Spawn(positionTextPrefab);
                                 posText.transform.position = position + new Vector3(gridScale / 8, 0, gridScale / 16);
@@ -133,7 +137,7 @@ namespace Ichni.Editor
                             newPositions.Add(new Vector3(x, 0, z));
                         }
                     }
-                    
+
                     List<GameObject> toRemove = new List<GameObject>();
                     // 清除不在新范围内的Text
                     foreach (KeyValuePair<GameObject, Vector3> positionText in positionTexts)
@@ -144,7 +148,7 @@ namespace Ichni.Editor
                             toRemove.Add(positionText.Key);
                         }
                     }
-                    
+
                     foreach (GameObject text in toRemove)
                     {
                         positionTexts.Remove(text);